54793
2-（4-羟基苯偶氮）苯甲酸
suitable for matrix substance for MALDI-MS, ≥99.5%
别名:
2-(4′-羟基苯偶氮)苯甲酸, 4′-羟基偶氮苯-2-羧酸, HABA, HBABA
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关于此项目
线性分子式:
HOC6H4N=NC6H4CO2H
化学文摘社编号:
分子量:
242.23
EC Number:
216-655-2
UNSPSC Code:
12352200
PubChem Substance ID:
Beilstein/REAXYS Number:
1842696
MDL number:
Assay:
≥99.5% (HPLC), ≥99.5%
Quality Level
assay
≥99.5% (HPLC), ≥99.5%
analyte functional class(es)
polymers
analyte chemical class(es)
glycans, peptides, proteins
technique(s)
MALDI-MS: suitable
mp
204-208 °C
solubility
ethanol: 20 mg/mL, clear
cation traces
Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤50 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤100 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg
absorption
≥2000 at 337 nm (mol. absorption)
suitability
suitable for matrix substance for MALDI-MS
SMILES string
Oc1ccc(cc1)\N=N\c2ccccc2C(O)=O
InChI
1S/C13H10N2O3/c16-10-7-5-9(6-8-10)14-15-12-4-2-1-3-11(12)13(17)18/h1-8,16H,(H,17,18)/b15-14+
InChI key
DWQOTEPNRWVUDA-CCEZHUSRSA-N
General description
2-（4-羟基苯偶氮）苯甲酸 (HABA)，可用于蛋白质、多肽和糖蛋白的解吸，从而使其非常有利于基质辅助激光解吸电离质谱法。
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存储类别
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
K J Welham et al.
Rapid communications in mass spectrometry : RCM, 12(4), 176-180 (1998-03-11)
A variety of gram-positive and gram-negative intact bacterial cells have been analysed by matrix-assisted laser desorption/ionization mass spectrometry (MALDI-MS) and shown to provide fingerprint mass spectra with discrete peaks being observed over the mass range from 3 to 40 kDa.
Matrix-assisted laser desorption ionization mass spectrometry with 2-(4-hydroxyphenylazo) benzoic acid matrix.
Juhasz, Peter, Catherine E. Costello, and Klaus Biemann.
Journal of the American Society For Mass Spectrometry, 4 (5), 399-409 (1993)
M A Domin et al.
Rapid communications in mass spectrometry : RCM, 13(4), 222-226 (1999-03-31)
The ability to rapidly identify the taxonomic class of the wide variety of microorganisms involved in human and animal disease is becoming increasingly important, especially with the increasing development of resistance to the antibiotics which form the main defence against
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 54793-1G-F | 04061832574523 |
| 54793-5G-F | 04061833346440 |